diff --git a/app/im/deploy/im.hcl b/app/im/deploy/im.hcl
index f90dd27..382cc56 100644
--- a/app/im/deploy/im.hcl
+++ b/app/im/deploy/im.hcl
@@ -15,7 +15,7 @@ job "im" {
       driver = "docker"
 
       config {
-        image = "superboum/amd64_synapse:v42"
+        image = "superboum/amd64_synapse:v43"
         network_mode = "host"
         readonly_rootfs = true
         ports = [ "client_port", "federation_port" ]
@@ -220,7 +220,7 @@ job "im" {
     task "server" {
       driver = "docker"
       config {
-        image = "superboum/amd64_riotweb:v21"
+        image = "superboum/amd64_riotweb:v22"
         ports = [ "web_port" ]
         volumes = [
           "secrets/config.json:/srv/http/config.json"
diff --git a/op_guide/init_stolon/README.md b/op_guide/init_stolon/README.md
index f387263..b511f59 100644
--- a/op_guide/init_stolon/README.md
+++ b/op_guide/init_stolon/README.md
@@ -64,3 +64,9 @@ stolonctl --cluster-name pissenlit --store-backend consul --store-endpoints http
 ```
 stolonctl --cluster-name pissenlit --store-backend consul --store-endpoints http://consul.service.2.cluster.deuxfleurs.fr:8500 update --patch '{ "usePgrewind" : true }'
 ```
+
+- 2021-03-14 Increase proxy timeout to cope with consul latency spikes
+
+```
+stolonctl --cluster-name pissenlit --store-backend consul --store-endpoints http://consul.service.2.cluster.deuxfleurs.fr:8500 update --patch '{ "proxyTimeout" : "120s" }'
+```